Life jacket inflation unit



FIG. 1 is a top, perspective view of a life jacket inflation unit showing my new design;

FIG. 2 is a side elevational view of the side opposite that shown in FIG. 1;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof. 

The ornamental design for a life jacket inflation unit, as shown and described. 